@article{AM_2000_151_1_a12,
     author = {Umberto Zannier},
     title = {A proof of {Pisot's} $d$th root conjecture},
     journal = {Annals of mathematics},
     publisher = {mathdoc},
     volume = {151},
     number = {1},
     year = {2000},
     url = {http://geodesic.mathdoc.fr/item/AM_2000_151_1_a12/}
}